What is hornblende?
Q: What is hornblende?
A: Hornblende is a complex series of silicate minerals, which is not a recognized mineral in its own right but is used as a general or field term to refer to a dark amphibole.
Q: What are the three molecules that make up hornblende?
A: The three molecules that make up hornblende are a calcium-iron-magnesium silicate, an aluminium-iron-magnesium silicate, and an iron-magnesium silicate.
Q: What is the hardness of hornblende?
A: The hardness of hornblende is 5-6.
Q: What is the specific gravity of hornblende?
A: The specific gravity of hornblende is 2.9-3.4.
Q: What colors can hornblende be?
A: Hornblende is typically an opaque green, greenish-brown, brown, or black color.
Q: What minerals is hornblende often confused with?
A: Hornblende is often confused with the minerals augite and biotite mica, both of which are black and can be found in granite.
Q: Is hornblende a recognized mineral in its own right?
A: No, hornblende is not a recognized mineral in its own right.
